20079985 is an odd 8-digits composite number following 20079984
and preceding 20079986 . In scientific notation, it is written as 2.0079985 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 15955584 positive integers (up to 20079985) that are relatively prime to 20079985.
20079985 has 8 divisors, whose sum is 24258600
The reverse of 20079985 is 58997002
Previous prime number is 149
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty million seventy-nine thousand nine hundred eighty-five
Scientific notation
2.0079985 × 10^7
Engineering notation
2.0079985 × 10^6
Prime Factorization
5 × 149 × 26953
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20079985
Product of the distinct prime numbers
The prime factorization of 20079985 is 5 × 149 × 26953.
Since it has a total of 3 prime factors.
8 , 3 , 36 , 72 , 462 , 607 , 4370 , 2258 , 5212 , 7751 , 515992 , 581091 , 5149151 , 1945536 , 80764099 , 19836894 , 890994183 , 991479043 , 7921387836 , 8043863356
n×2
40159970
n×3
60239955
n×4
80319940
n×5
100399925
n÷2
10039992.5
n÷3
6693328.3333333
n÷3
5019996.25
n÷5
4015997
n2
403205797600225
n3
8.0963663677256E+21
n4
1.6257491521843E+29
n5
3.2645018589624E+36
2 √n
4481.0696267744
3 √n
271.80313483465
4 √n
66.940791949113
5 √n
28.877040157612
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20079984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20079985 can be divided by 8 positive divisors.
The sum of these divisors (counting 20079985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100100110010101110001
3
Ternary
1101210011120011
4
Quaternary
1030212111301
5
Quinary
20120024420
6
Senary
1554214521
8
Octal
114462561
10
Decimal
20079985
12
Duodecimal
6884441
16
Hexadecimal
1326571
20
Vigesimal
659jj5
36
Base36
bydtd
md5
103305aa424b5af09f3f9f6f1769f8be
sha1
db08149f8050ac4521eb4bb0652704e9a05311ce
sha256
16c66568810306362cdc8861fea54f92e7d939e0d0cb0cbc897a116b526a892c
sha512
a3e41a3aa40afe9339756e45102dec6c7861ab6a085721a7cc7d9641993c243d8fb12e8c3fe2c7bd96b999c6536f25401d634fa39a52ce053c19763010864ad0
ripemd-160
26828977a369124ad785706deeaa0aa26fbb4999
Diameter
40159970
Circumference
126166266.72039
Area
1.2667083716257E+15
Volume
3.3913980135491E+22
Surface area
5.0668334865027E+15
Circumference
126166266.72039
Perimeter
80319940
Area
403205797600225
Diagonal
28397387.119248
Surface area
2419234785601350
Volume
8.0963663677256E+21
Space diagonal
34779554.235221
Perimeter
60239955
Area
1.7459323183748E+14
Altitude
17389777.11761
Surface area
1.7459323183748E+14
Volume
9.5416592693157E+20
Height
9465795.7064161